CN201336516Y - Device for manually installing pole top switch - Google Patents
Device for manually installing pole top switch Download PDFInfo
- Publication number
- CN201336516Y CN201336516Y CNU200820123757XU CN200820123757U CN201336516Y CN 201336516 Y CN201336516 Y CN 201336516Y CN U200820123757X U CNU200820123757X U CN U200820123757XU CN 200820123757 U CN200820123757 U CN 200820123757U CN 201336516 Y CN201336516 Y CN 201336516Y
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- CN
- China
- Prior art keywords
- manually installing
- boom hoisting
- pole switch
- switch according
- fixed pulley
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000010276 construction Methods 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000006378 damage Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241001236644 Lavinia Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
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Abstract
The utility model provides a lifting device for manually installing a pole top switch. The lifting device is characterized in that: the lifting device comprises a bracket, a cable wire, a steering fixed pulley and a hoisting tool; the bracket is arranged at the top part of an electric pole, load-bearing fixed pulleys are respectively arranged at the two ends of the bracket, the cable wire is wound around the two load-bearing fixed pulleys, a to-be-installed switch is connected at the first end of the cable wire, the steering fixed pulley is arranged near the bottom part of the electric pole, the second end of the cable wire is extended and wound around the steering fixed pulley, and the hoisting tool is connected with the second end of the cable wire. The lifting device for manually installing the pole top switch leads simple structure as well as small volume, and solves the difficult problem that as a crane cannot enter a construction site due to huge volume, the installing task of the switch cannot be finished; compared with operating the crane, the operation of the lifting device is simple as well as easy, and the lifting device avoids the problem that hoisting injuries to people can be incurred when the crane is adopted for lifting, so as to ensure safe operation.
Description
Technical field
The utility model relates to the electric operating field, and relates to a kind of device that is used for manually installing on-pole switch particularly.
Background technology
In the electric operating process, often need be mounted to heavier switchgear highly is on the electric rod column of 12-15 rice, these switchgears such as 276 kilograms demarcation load switch and 251 kilograms vacuum switch.Installation method used in the prior art is generally crane lifting, though this method can be finished above-mentioned task, yet still there are some problems in the course of the work: at first, because crane is bulky, may and can not enter the construction site owing to the restriction of construction environment and place, therefore just can not finish the installation task of switch in the inaccessiable place of crane; Secondly, crane lifting operating expenses height, for example 276 kilograms demarcation load switch adopts crane to install, and general minimum crane also is 8 tons, forms low load with strong power, causes the certain economic loss; At last, use crane to have certain danger, need take a series of security control measures to hurt sb.'s feelings to prevent lifting.
The utility model content
The utility model is devoted to overcome the above-mentioned defective of prior art just and is made.The purpose of this utility model is to propose a kind of device that is used for manually installing on-pole switch, can not enter a difficult problem of constructing in the job site so that overcome crane, reduces operating expenses, for enterprise increases economic interests.
For solving the problems of the technologies described above, the utility model provides a kind of boom hoisting that is used for manually installing on-pole switch, comprising: be installed on the support of column top, the two ends of this support are respectively arranged with the load-bearing fixed pulley; Cable is arranged to walk around two load-bearing fixed pulleys, and first end of cable is connected with switch to be installed; Be arranged near the fixed pulley that turns to the column bottom, second end of cable extends and walks around and turns to fixed pulley; And lifting gear, link to each other with second end of cable.
Preferably, according to the boom hoisting that is used for manually installing on-pole switch of the present utility model, wherein, support comprises: crossbeam, and the load-bearing fixed pulley is separately positioned on the two ends of this crossbeam; Supporting construction, crossbeam are fixed on the supporting construction; Holder, supporting construction is fixedly mounted on the holder.
Preferably, according to the boom hoisting that is used for manually installing on-pole switch of the present utility model, wherein, supporting construction comprises: the center and the other end that vertically extending main brace summer, an end are connected in crossbeam are fixed in holder; Two side brace summers of diagonally extending, two side brace summers are about main brace summer symmetric arrangement.
Preferably, according to the boom hoisting that is used for manually installing on-pole switch of the present utility model, wherein, holder is the top that cylindrical shroud barrel structure and size are designed to be fit to be set in electric rod column.
Preferably, according to the boom hoisting that is used for manually installing on-pole switch of the present utility model, wherein, holder is formed by round steel pipe.
Preferably, according to the boom hoisting that is used for manually installing on-pole switch of the present utility model, wherein, crossbeam is made by channel-section steel.
Preferably, according to the boom hoisting that is used for manually installing on-pole switch of the present utility model, wherein, lifting gear has anti-reversing gearbox, and this lifting gear is positioned in the position of leaving certain distance with electric pole.
Preferably, according to the boom hoisting that is used for manually installing on-pole switch of the present utility model, wherein, lifting gear is manual hoist or power drive hoist engine.
The utlity model has following technique effect:
At first, according to the boom hoisting that is used for manually installing on-pole switch of the present utility model, the device that adopts formations such as support, pulley, lifting gear is to replace crane of the prior art, simple in structure and the volume of this device is little, solved that crane is bulky can not to be entered the construction site and can not finish the difficult problem that switch is installed task.
Secondly, adopt manpower to lift according to the boom hoisting that is used for manually installing on-pole switch of the present utility model, the operator only need control hoist engine can winch to masthead with the switch that will sling, compare with the operation crane, operation is simple for this, save crane in addition, reduced operating expenses, improved economic benefit.
In addition, be used for manually installing the boom hoisting of on-pole switch because volume is small and exquisite simple in structure according to of the present utility model, and hoisting apparatus and electric pole maintain a certain distance, and have guaranteed the fail safe of operation, the lifting that might take place when therefore having avoided the adopting crane lifting problem of hurting sb.'s feelings.
Should be appreciated that above generality is described and the following detailed description is all enumerated and illustrative, purpose is in order to provide further instruction to claimed the utility model.
Description of drawings
Accompanying drawing is formed the part of this specification, with helping further understand the utility model.In the accompanying drawing:
Fig. 1 shows switch is installed in employing according to the boom hoisting that is used for on-pole switch manually is installed of a preferred embodiment of the present utility model schematic diagram;
The master of support of boom hoisting who is used for on-pole switch manually is installed that Fig. 2 shows according to a preferred embodiment of the present utility model looks schematic diagram;
Fig. 3 shows according to the left side of support of boom hoisting that is used for on-pole switch manually is installed of a preferred embodiment of the present utility model and looks schematic diagram; And
Fig. 4 shows the elevational schematic view of support of boom hoisting that is used for manually installing on-pole switch according to a preferred embodiment of the present utility model.
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.It should be noted that hereinafter only the utility model feature unlike the prior art to be described,, just do not given unnecessary details here for the technical characterictic that can find in the prior art.
At first with reference to Fig. 1, it shows switch is installed in employing according to the boom hoisting that is used for on-pole switch manually is installed of a preferred embodiment of the present utility model schematic diagram.The boom hoisting that is used for on-pole switch manually is installed according to a preferred embodiment of the present utility model comprises: support 11, manual hoist 9, angle pulley 8 and steel wire rope 10.Directly be set in the electric rod column top by support 11 by holder 7, the first end 10a of steel wire rope 10 hitches the switch 12 that will sling, its second end 10b walks around the fixed pulley 1,3 at support 11 two ends and walks around angle pulley 8 and be connected to manual hoist 9, those skilled in the art are understandable that, it is for hoist engine and electric pole are maintained a certain distance that this angle pulley 9 is set, to prevent that weight from falling to causing danger from bar, guarantees the fail safe that the workman operates.After fixing hoist engine 9, adopt manpower to rotate the crank of hoist engine 9, switch 12 will slowly rise to fixing cross-arm place, and personnel only need buckle pressing plate on the bar, tighten two screws and get final product floatless switch.In addition, this manual hoist 9 has anti-reverse-rotation device, therefore can prevent to reverse in the lifting process to take place.
Specify the structure of support 11 below with reference to Fig. 2-4, it shows respectively, and the master of support of device who is used for on-pole switch manually is installed according to a preferred embodiment of the present utility model looks, a left side is looked and elevational schematic view.This support 11 comprises: crossbeam 2 offers groove 8,9 (referring to Fig. 3) respectively at its two ends; Supporting construction is made of 4,6 and main brace summers 5 of two side brace summers, and these brace summers are made by channel-section steel; And holder 7, being the cylindrical sleeves shape, its size is designed to be set in the top of electric rod column, and holder 7 is made by round steel pipe.Particularly, be separately installed with fixed pulley 1,3 (shown in Fig. 3,4) in the groove 8,9 at crossbeam 2 two ends, main brace summer 5 vertically extends and an end is connected and fixed the centre that seat 7 and the other end connect crossbeam 2, the side brace summer 4,6 of two diagonally extendings first end 4a separately, the both sides that 6a is connected to holder 7 respectively, and two all fixing and holders 7 of side brace summer 4, the 6 second end 4b, 6b separately, crossbeam 2 constitutes stable isosceles triangle supporting construction with three brace summers 4,5,6 of supporting construction, as shown in Figure 2.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All any modifications of within spirit of the present utility model and principle, being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (8)
1. a boom hoisting that is used for manually installing on-pole switch is characterized in that, comprising:
Be installed on the support (11) of column top, the two ends of described support are respectively arranged with load-bearing fixed pulley (1,3); Cable (10) is arranged to walk around two described load-bearing fixed pulleys (1,3), and first end (10a) of described cable is connected with switch to be installed (12); Be arranged on and turn to fixed pulley (8) near the described column bottom, second end (10b) of described cable (10) extends and walks around the described fixed pulley (8) that turns to; And lifting gear (9), link to each other with second end of described cable.
2. the boom hoisting that is used for manually installing on-pole switch according to claim 1 is characterized in that, described support comprises:
Crossbeam (2), described load-bearing fixed pulley (1,3) is separately positioned on the two ends of described crossbeam (2);
Supporting construction (4,5,6), described crossbeam is fixed on the described supporting construction; Holder (7), described supporting construction is fixedly mounted on the described holder.
3. the boom hoisting that is used for manually installing on-pole switch according to claim 2 is characterized in that, described supporting construction comprises:
The center and the other end that vertically extending main brace summer (5), an end are connected in described crossbeam are fixed in described holder;
Two side brace summers (4,6) of diagonally extending, described two side brace summers are about described main brace summer symmetric arrangement.
4. the boom hoisting that is used for manually installing on-pole switch according to claim 2 is characterized in that, described holder is the top that cylindrical shroud barrel structure and size are designed to be fit to be set in described electric rod column.
5. the boom hoisting that is used for manually installing on-pole switch according to claim 4 is characterized in that described holder is formed by round steel pipe.
6. the boom hoisting that is used for manually installing on-pole switch according to claim 2 is characterized in that described crossbeam is made by channel-section steel.
7. the boom hoisting that is used for manually installing on-pole switch according to claim 1 is characterized in that, described lifting gear has anti-reversing gearbox and is positioned in the position of leaving certain distance with described electric pole.
8. the boom hoisting that is used for manually installing on-pole switch according to claim 7 is characterized in that, described lifting gear is manual hoist or power drive hoist engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820123757XU CN201336516Y (en) | 2008-11-19 | 2008-11-19 | Device for manually installing pole top switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820123757XU CN201336516Y (en) | 2008-11-19 | 2008-11-19 | Device for manually installing pole top switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201336516Y true CN201336516Y (en) | 2009-10-28 |
Family
ID=41288178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820123757XU Expired - Lifetime CN201336516Y (en) | 2008-11-19 | 2008-11-19 | Device for manually installing pole top switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201336516Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515068A (en) * | 2011-12-08 | 2012-06-27 | 河南省电力公司洛阳供电公司 | Material lifter for telegraph poles |
| CN103288002A (en) * | 2013-06-22 | 2013-09-11 | 中铁十八局集团第二工程有限公司 | Simple combination portal upper-air heavy-article hoisting device |
| CN103523704A (en) * | 2013-10-25 | 2014-01-22 | 国网安徽省电力公司池州供电公司 | Detachable support applied to lifting of small-sized electric power device and construction method thereof |
| CN103613031A (en) * | 2013-11-28 | 2014-03-05 | 国家电网公司 | Simple transformer hoisting device |
-
2008
- 2008-11-19 CN CNU200820123757XU patent/CN201336516Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102515068A (en) * | 2011-12-08 | 2012-06-27 | 河南省电力公司洛阳供电公司 | Material lifter for telegraph poles |
| CN102515068B (en) * | 2011-12-08 | 2016-04-27 | 河南省电力公司洛阳供电公司 | A kind of material lifter for telegraph poles |
| CN103288002A (en) * | 2013-06-22 | 2013-09-11 | 中铁十八局集团第二工程有限公司 | Simple combination portal upper-air heavy-article hoisting device |
| CN103288002B (en) * | 2013-06-22 | 2015-12-02 | 中铁十八局集团第二工程有限公司 | Simple combination door frame high-altitude weight hanging apparatus |
| CN103523704A (en) * | 2013-10-25 | 2014-01-22 | 国网安徽省电力公司池州供电公司 | Detachable support applied to lifting of small-sized electric power device and construction method thereof |
| CN103613031A (en) * | 2013-11-28 | 2014-03-05 | 国家电网公司 | Simple transformer hoisting device |
| CN103613031B (en) * | 2013-11-28 | 2016-04-06 | 国家电网公司 | Voltage transformer simple and easy hoisting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING ELECTRIC POWER CORP. Effective date: 20130528 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: BEIJING ELECTRIC POWER CORP. Effective date: 20130528 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100031 XICHENG, BEIJING TO: 100031 DONGCHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130528 Address after: 100031 West Chang'an Avenue, Beijing, No. 86 Patentee after: State Grid Corporation of China Patentee after: Beijing Electric Power Corp. Address before: 100031 Beijing Qianmen West Street, Xicheng District, No. 41 Patentee before: Beijing Electric Power Corp. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091028 |